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Cash Flow Coverage Ratio Calculator

Enter operating cash flow and total debt to get the cash flow coverage ratio.

How it is calculated

The tool divides one number by the other: ratio = OCF / total debt. OCF is the operating cash flow for the period, taken from the cash flow statement, and total debt is the sum of short-term and long-term borrowings from the balance sheet. Both must be in the same currency and unit. The ratio is a plain number with two decimals (a ratio below 0.01 shows more decimals so its first digits are not lost: 1,000 / 600,000 reads 0.00167), not a percentage; multiply by 100 to read it as a share. Total debt must be above zero, otherwise nothing is returned. A negative operating cash flow is accepted and gives a negative ratio. The tool does not decide what is a good value, since acceptable levels differ by industry, and it does not decide for you which liabilities count as debt.

Worked example

A company reports operating cash flow of 640000 for the year and total debt of 2500000. Ratio = 640000 / 2500000 = 0.256, which the tool shows as 0.26. In words, one year of operating cash covers about 26% of all debt, so repaying it entirely from operations would take roughly 3.9 years at that level (2500000 / 640000).

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Common mistakes

  • Using net income instead of operating cash flow. The ratio is built on cash, which can differ a lot from accounting profit.
  • Counting only long-term debt, or only bank loans, in one period and everything in the next. Keep the definition of total debt the same when comparing years.
  • Mixing units, such as cash flow in thousands and debt in millions, which changes the ratio a thousand times.
  • Reading 0.26 as 0.26%. It is 26% of debt, not a quarter of a percent.
  • Comparing ratios across very different industries. A capital-heavy utility and a software firm have different normal levels.

About this calculator

This calculator computes the cash flow coverage ratio as operating cash flow ÷ total debt. A ratio of 0.25 means the company generates enough operating cash in one year to pay off a quarter of its total debt outright — the higher the ratio, the more comfortably a company could retire its obligations from ongoing operations alone, without refinancing or selling assets.

Lenders and bond analysts use it as a core solvency check when underwriting a loan or rating debt, because it looks at actual cash generated rather than accounting earnings, which can be positive even while a company is cash-strapped. A ratio trending downward over several quarters is an early warning sign credit teams flag well before a company misses a payment.

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Comments (1)

  • Editorial team

    This ratio spreads the whole debt over one year of cash, so it says little about whether next month's payments can be met. For that, lenders pair it with a test that uses only the interest and principal due in the coming period. A very indebted firm can have a ratio far below 0.01, and the tool then adds decimals (1,000 against 600,000 reads 0.00167), so read those digits instead of rounding to zero. How do you define total debt when you compare companies?

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